Patents by Inventor Kenneth D. Erdman

Kenneth D. Erdman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for controlling exhaust emissions from direct injection homogeneous charge compression ignition engines
    Patent number: 7131402
    Abstract: A method is disclosed for controlling exhaust emissions from direct injected homogeneous charge compression ignition engines by combusting therein a fuel having a cetane number equal to or less than 50, and aromatic content equal to or greater than 15 wt %.
    Type: Grant
    Filed: April 27, 2005
    Date of Patent: November 7, 2006
    Assignees: Caterpillar Inc., ExxonMobil Research & Engineering Co.
    Inventors: Rafal A. Sobotowski, Charles Hall Schleyer, Kenneth D. Erdman, Kevin P. Duffy